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Finding the Fourth Proportional to 176,622.40, 264,933.60 and 157,268.80

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Solution

The fourth proportional to 176,622.40, 264,933.60 and 157,268.80 is: 235,903.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,622.40 : 264,933.60 = 157,268.80 : x
  2. Step 2: Convert to fraction form
    176,622.40/264,933.60 = 157,268.80/x
  3. Step 3: Cross multiply
    176,622.40x = 264,933.60 × 157,268.80
  4. Step 4: Simplify right side
    176,622.40x = 41,665,789,351.68
  5. Step 5: Solve for x
    x = 41,665,789,351.68/176,622.40
  6. Step 6: Final answer
    x = 235,903.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.